Base | Representation |
---|---|
bin | 11100111010010111… |
… | …111010010110010100 |
3 | 2222010111222120212202 |
4 | 130322113322112110 |
5 | 1002034243233113 |
6 | 22132251104032 |
7 | 2146205435246 |
oct | 347227722624 |
9 | 88114876782 |
10 | 31044117908 |
11 | 121906602a1 |
12 | 6024742018 |
13 | 2c097ab24b |
14 | 1706d9c096 |
15 | c1a622258 |
hex | 73a5fa594 |
31044117908 has 6 divisors (see below), whose sum is σ = 54327206346. Its totient is φ = 15522058952.
The previous prime is 31044117883. The next prime is 31044117943. The reversal of 31044117908 is 80971144013.
It can be written as a sum of positive squares in only one way, i.e., 30841681924 + 202435984 = 175618^2 + 14228^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3880514735 + ... + 3880514742.
It is an arithmetic number, because the mean of its divisors is an integer number (9054534391).
Almost surely, 231044117908 is an apocalyptic number.
It is an amenable number.
31044117908 is a deficient number, since it is larger than the sum of its proper divisors (23283088438).
31044117908 is a wasteful number, since it uses less digits than its factorization.
31044117908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7761029481 (or 7761029479 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 38.
The spelling of 31044117908 in words is "thirty-one billion, forty-four million, one hundred seventeen thousand, nine hundred eight".
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